Home / 14,001.14-21,003.60-4,638.08

Finding the Fourth Proportional to 14,001.14, 21,003.60 and 4,638.08

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Solution

The fourth proportional to 14,001.14, 21,003.60 and 4,638.08 is: 6,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.14 : 21,003.60 = 4,638.08 : x
  2. Step 2: Convert to fraction form
    14,001.14/21,003.60 = 4,638.08/x
  3. Step 3: Cross multiply
    14,001.14x = 21,003.60 × 4,638.08
  4. Step 4: Simplify right side
    14,001.14x = 97,416,272.07
  5. Step 5: Solve for x
    x = 97,416,272.07/14,001.14
  6. Step 6: Final answer
    x = 6,957.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.